protected override void SeekInternal(Timing seekTiming, int sequenceIndex = 0)
{
sectionIndex_ = sequenceIndex;
int seekSample = CurrentSection.GetSampleFromTiming(seekTiming);
for (int i = 0; i < NumTracks; ++i)
{
if (i < CurrentSection.Clips.Length)
{
musicSources_[i].clip = CurrentSection.Clips[i];
musicSources_[i].timeSamples = seekSample;
}
else
{
musicSources_[i].clip = null;
}
}
}
bool FindSyncPoint(Music.SyncType syncType, int syncFactor, int currentSample, int entryPointSample, out int syncPointSample)
{
syncPointSample = currentSample;
MusicMeterBySample currentMeter = GetMeterFromSample(currentSample);
Timing currentTiming = currentMeter != null?currentMeter.GetTimingFromSample(currentSample) : new Timing();
Timing syncPointCandidateTiming = new Timing(currentTiming);
switch (syncType)
{
case Music.SyncType.Immediate:
syncPointSample = currentSample + entryPointSample;
break;
case Music.SyncType.ExitPoint:
syncPointSample = CurrentSection.ExitPointSample;
if (syncPointSample <= currentSample + entryPointSample)
{
return(false);
}
break;
case Music.SyncType.Bar:
syncPointCandidateTiming.Set(currentTiming.Bar - (currentTiming.Bar - currentMeter.StartBar) % syncFactor + syncFactor, 0, 0);
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
while (syncPointSample <= currentSample + entryPointSample)
{
syncPointCandidateTiming.Add(syncFactor);
if (syncPointCandidateTiming > CurrentSection.ExitPointTiming)
{
return(false);
}
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
}
break;
case Music.SyncType.Beat:
syncPointCandidateTiming.Set(currentTiming.Bar, currentTiming.Beat - (currentTiming.Beat % syncFactor) + syncFactor, 0);
syncPointCandidateTiming.Fix(currentMeter);
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
while (syncPointSample <= currentSample + entryPointSample)
{
syncPointCandidateTiming.Add(0, syncFactor, 0, currentMeter);
syncPointCandidateTiming.Fix(currentMeter);
if (syncPointCandidateTiming > CurrentSection.ExitPointTiming)
{
return(false);
}
currentMeter = GetMeterFromTiming(syncPointCandidateTiming);
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
}
break;
case Music.SyncType.Unit:
syncPointCandidateTiming.Set(currentTiming.Bar, currentTiming.Beat, currentTiming.Unit - (currentTiming.Unit % syncFactor) + syncFactor);
syncPointCandidateTiming.Fix(currentMeter);
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
while (syncPointSample <= currentSample + entryPointSample)
{
syncPointCandidateTiming.Add(0, 0, syncFactor, currentMeter);
syncPointCandidateTiming.Fix(currentMeter);
if (syncPointCandidateTiming > CurrentSection.ExitPointTiming)
{
return(false);
}
currentMeter = GetMeterFromTiming(syncPointCandidateTiming);
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
}
break;
case Music.SyncType.Marker:
if (0 <= syncFactor && syncFactor < CurrentSection.Markers.Length && CurrentSection.Markers[syncFactor].Timings.Length > 0)
{
MusicSection.MusicMarker marker = CurrentSection.Markers[syncFactor];
int markerIndex = 0;
syncPointCandidateTiming.Set(marker.Timings[markerIndex]);
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
while (syncPointSample <= currentSample + entryPointSample)
{
++markerIndex;
if (marker.Timings.Length <= markerIndex)
{
return(false);
}
syncPointCandidateTiming.Set(marker.Timings[markerIndex]);
syncPointSample = CurrentSection.GetSampleFromTiming(syncPointCandidateTiming);
}
}
else
{
print(String.Format("Failed to SetNextSection. {0} section doesn't have Marker[{1}].", CurrentSection.Name, syncFactor));
return(false);
}
break;
}
return(true);
}
